Alert archive / Florida / Red Flag Warnings in 2012

Red Flag Warning 32, NWS Tampa Bay, FL

November 1, 2012Pinellas County, Polk County, Florida

NWS Tampa Bay, FL issued this red flag warning at Nov 1, 2012, 1:31 PM EDT for Pinellas County, Polk County, Florida. It took effect at Nov 2, 2012, 1:00 PM EDT. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Nov 1, 2012, 1:31 PM EDT (17:31 UTC)
In effect from
Nov 2, 2012, 1:00 PM EDT
Expired
Nov 2, 2012, 7:00 PM EDT
In force
6 hr
Issued by
NWS Tampa Bay, FL

Counties Pinellas County, FL, Polk County, FL

The radar

The Tampa radar (KTBW), 30 km from the middle of the area, began a volume at 17:30 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 12:00Z, 5.5 hours before the alert went out and 30 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Tampa Bay, FL at 12:00Z on 2012-11-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 124 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tampa Bay, FL at 12:00Z on 2012-11-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 82 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
124 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
861 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
82 m²/s²
0-3 km storm-relative helicity
163 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

619 
WWUS82 KTBW 011731
RFWTBW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
131 PM EDT THU NOV 1 2012

...RED FLAG WARNING IN EFFECT FRIDAY AFTERNOON FOR LOW RELATIVE
HUMIDITY AND ERC VALUES 35 OR HIGHER...

.DRY AIR OVER THE REGION WILL LEAD TO CRITICAL RELATIVE HUMIDITY
VALUES. IN ADDITION...ERC VALUES ARE EXPECTED TO BE 35 OR HIGHER
FOR BOTH SARASOTA AND LEE COUNTIES.

FLZ060-065-020545-
/O.NEW.KTBW.FW.W.0032.121102T1700Z-121102T2300Z/
SARASOTA-LEE-
131 PM EDT THU NOV 1 2012

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 7 PM EDT FRIDAY FOR
SARASOTA AND LEE COUNTIES...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS
ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 7 PM
EDT FRIDAY. 

* AFFECTED AREA...SARASOTA...LEE.

* WIND...AROUND 10 MPH.

* HUMIDITY...25 TO 30 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR
THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN
24 HOURS.

&&

$$
3 follow-up statements
915 
WWUS82 KTBW 011753 AAA
RFWTBW

URGENT - FIRE WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
153 PM EDT THU NOV 1 2012

...RED FLAG WARNING IN EFFECT FRIDAY AFTERNOON FOR LOW RELATIVE
HUMIDITY AND ERC VALUES 35 OR HIGHER...

.DRY AIR OVER THE REGION WILL LEAD TO CRITICAL RELATIVE HUMIDITY
VALUES. IN ADDITION...ERC VALUES ARE EXPECTED TO BE 35 OR HIGHER
FOR BOTH SARASOTA AND LEE COUNTIES.

FLZ060-065-021100-
/O.CON.KTBW.FW.W.0032.121102T1700Z-121102T2300Z/
SARASOTA-LEE-
153 PM EDT THU NOV 1 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 7 PM EDT
FRIDAY FOR...

* AFFECTED AREA...SARASOTA...LEE.

* WIND...AROUND 10 MPH.

* HUMIDITY...25 TO 30 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR
THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN
24 HOURS.

&&

$$
601 
WWUS82 KTBW 020759
RFWTBW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
359 AM EDT FRI NOV 2 2012

...RED FLAG WARNING IN EFFECT THIS AFTERNOON FOR LOW RELATIVE
HUMIDITY AND ERC VALUES 35 OR HIGHER FOR THE COUNTIES OF LEE...
SARASOTA...HERNANDO...PASCO...PINELLAS...AND POLK...

.DRY AIR OVER THE REGION WILL LEAD TO CRITICAL RELATIVE HUMIDITY
VALUES. IN ADDITION...ERC VALUES ARE EXPECTED TO BE 35 OR HIGHER.

FLZ048>050-052-022300-
/O.EXA.KTBW.FW.W.0032.121102T1700Z-121102T2300Z/
HERNANDO-PASCO-PINELLAS-POLK-
359 AM EDT FRI NOV 2 2012

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM
EDT THIS EVENING FOR...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS
ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 7 PM EDT THIS EVENING. 

* AFFECTED AREA...HERNANDO...PASCO...PINELLAS...POLK.

* WIND...AROUND 10 MPH.

* HUMIDITY...25 TO 30 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR
THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN
24 HOURS.

&&

$$

FLZ060-065-022300-
/O.CON.KTBW.FW.W.0032.121102T1700Z-121102T2300Z/
SARASOTA-LEE-
359 AM EDT FRI NOV 2 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
7 PM EDT THIS EVENING FOR...

* AFFECTED AREA...SARASOTA...LEE.

* WIND...AROUND 10 MPH.

* HUMIDITY...25 TO 30 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR
THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN
24 HOURS.

&&

$$
728 
WWUS82 KTBW 021749
RFWTBW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
149 PM EDT FRI NOV 2 2012

...RED FLAG WARNING IN EFFECT THIS AFTERNOON FOR LOW RELATIVE
HUMIDITY AND ERC VALUES 35 OR HIGHER FOR THE COUNTIES OF LEE...
SARASOTA...HERNANDO...PASCO...PINELLAS...AND POLK...

...RED FLAG WARNING IN EFFECT SATURDAY AFTERNOON FOR LOW
RELATIVE HUMIDITY AND ERC VALUES 35 OR HIGHER FOR THE COUNTIES
OF LEE AND SARASOTA...

.A DRY AIRMASS HAS SETTLED OVER THE REGION. THIS DRY AIRMASS WILL
LINGER INTO SATURDAY...ESPECIALLY ALONG AND SOUTH OF THE I-4
CORRIDOR. A COMBINATION OF LONG DURATIONS OF LOW RELATIVE 
HUMIDITY AND ENERGY RELEASE COMPONENT VALUES OVER 35 ARE 
EXPECTED TO ONCE AGAIN RESULT IN RED FLAG CONDITIONS FOR LEE
AND INLAND SARASOTA COUNTIES. CONDITIONS ARE CLOSE TO RED FLAG
CRITERIA ACROSS PORTIONS OF POLK COUNTY SATURDAY AFTERNOON...AND
THIS ZONE WILL NEED TO BE MONITORED CLOSELY WITH FUTURE FORECASTS.
LOW LEVEL MOISTURE IS EXPECTED TO INCREASE ENOUGH BY SUNDAY TO
PREVENT ANY SIGNIFICANT FIRE WEATHER CONCERNS.

FLZ060-065-031000-
/O.NEW.KTBW.FW.W.0033.121103T1800Z-121103T2200Z/
/O.CON.KTBW.FW.W.0032.000000T0000Z-121102T2300Z/
SARASOTA-LEE-
149 PM EDT FRI NOV 2 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING
FOR THE COUNTIES OF LEE...SARASOTA...HERNANDO...PASCO...PINELLAS
...AND POLK...

...RED FLAG WARNING IN EFFECT FROM 2 PM TO 6 PM EDT SATURDAY FOR
THE COUNTIES OF SARASOTA AND LEE...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS
ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 2 PM TO 6 PM
EDT SATURDAY. 

* AFFECTED AREA...SARASOTA...LEE.

* WIND...5 TO 10 MPH.

* HUMIDITY...25 TO 30 PERCENT.

* ERC...GREATER THAN 35.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR
THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN
24 HOURS.

&&

$$

FLZ048>050-052-022300-
/O.CON.KTBW.FW.W.0032.000000T0000Z-121102T2300Z/
HERNANDO-PASCO-PINELLAS-POLK-
149 PM EDT FRI NOV 2 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING
FOR THE COUNTIES OF HERNANDO...PASCO...PINELLAS...AND POLK...

* AFFECTED AREA...HERNANDO...PASCO...PINELLAS...POLK.

* WIND...5 TO 10 MPH.

* HUMIDITY...25 TO 30 PERCENT.

* ERC...GREATER THAN 35.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR
THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL OCCUR WITHIN
24 HOURS.

&&

$$

Nearby

Red Flag Warnings in Florida, 2012Every red flag warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.